Utek® phase change materials provide thermal solutions for shipping temperature critical packages during transit. Available in a broad selection of styles and a multitude of sizes, they’re designed to provide reliable temperature protection for a vast array of products and packages.

Utek Phase Change Materials
Phase change formulas ideal for products requiring frozen temperatures or extreme cold that may not tolerate dry ice or CO_2.

Laminated, metalized film exterior provides radiant heat barrier, resists puncture.

Fits into polyfoam mailer #, 440 (Mailer)